This mastodon skull was excavated in Wayne County. A local group of volunteers worked on the dig and created this wooden frame to transport the fragile material to Iowa City. Currently the clay ...

The American school relies heavily on the skill of the artist and less on the underlying structure of the skull. The artist first connects tissue-thickness markers with walls of clay pressed ...

Their skull size suggests they had “a very long tongue,” the museum says. Trails of fossilized Iguanodon prints have been documented in stone on the Isle of Wight. Those prints found in clay ...